package com.itheima.sh.m_interface_demo;

import java.util.ArrayList;

public class StudentOperatorImpl2 implements StudentOperator {
    @Override
    public void printAllInfo(ArrayList<Student> students) {
        System.out.println("--------全班全部学生信息如下--------------");
        int count1 = 0;
        int count2 = 0;
        for (int i = 0; i < students.size(); i++) {
            Student s = students.get(i);
            System.out.println("姓名：" + s.getName() + ",性别：" + s.getSex() + ",成绩：" + s.getScore());
            if (s.getSex() == '男') {
                count1++;
            } else {
                count2++;
            }
        }
        System.out.println("男生人数是："+count1 +",女生人数是："+count2);
        System.out.println("班级总人数是："+students.size());

        System.out.println("----------------------------------------");
    }

    @Override
    public void printAvgScore(ArrayList<Student> students) {
        double allScore = 0.0;
        double max=students.get(0).getScore();
        double min=students.get(0).getScore();
        for (int i = 0; i < students.size(); i++) {
            Student s = students.get(i);
            if (s.getScore()>max) max=s.getScore();
            if (s.getScore()<min) min=s.getScore();
            allScore += s.getScore();

        }
        System.out.println("学生的最高分是：" + max);
        System.out.println("学生的最低分是：" + min);
        System.out.println("平均分：" + (allScore-max-min) / (students.size()-2));

    }
}
